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題 名 | 血管張力素抑制劑改善心肌梗塞後心臟功能以及減少再塑形=Improved Left Ventricular Function and Reduction of Remodeling After Angiotension-Converting Enzyme Inhibitiors Therapy in Acute Myocardial Infarction |
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作 者 | 陳榕生; | 書刊名 | 秀傳醫學雜誌 |
卷 期 | 2:4 2000.10[民89.10] |
頁 次 | 頁161-165 |
分類號 | 418.22 |
關鍵詞 | 血管張力素抑制劑; 心肌梗塞; 再塑形; ACE inhibitors; Myocardial infarction; Remodeling; |
語 文 | 中文(Chinese) |
中文摘要 | 過去曾有多篇的研究,認為血管張力素抑制劑可以改善心臟的功能,但大多是用雙面超音波心圖及放射性同位素攝影來觀察。本研究用靜脈注射X光顯影劑的方法,以及數位式減除攝影來觀察功能。32例病患列入研究,12例每天兩次用Captopril 50毫克,初劑量為12.5毫克在心肌梗塞後1週服用,其中有8例同時施行氣球擴張術。20例為控制組未服用 Captopril,其中有12例施行氣球擴張術。在使用藥物前施行心導管檢查以及放射性同位素左室攝影。藥物使用後6-12月施行靜脈注射X光顯影劑,以及放射性同位素左室攝影。服藥組及控制組的基本資料及冠狀動脈血流狀況均無差異。左室搏出率不論是放射性同位素法(21 * 1.1% VS 5 * 0.6%, P<0.05)或靜脈注射法(24 * 0.9% VS 6 * 0.5%, P<0.05)評估,均顯示服藥組優於控制組。左室壁瘤的改變在二者之間則無明顯的差異(-62 * 3.4% VS -38 * 2.5%, p=0.07 );圓周長的變化亦然。結論是:Captopril可以明顯改善心臟功能,而且可以預防左室擴大及再塑形。 |
英文摘要 | The purpose of this study was to evaluate the left ventricular global function and regional wall motion in patients with acute myocardial infarction MI after angiotension converting enzyme inhibitors treatment. Thirty-seven patients were enrolled in this study, aged 39 to 70 yr old. Seventeen cases of acute anteroseptal myocardial infarction (MI) received captopril 50 mg twice a day [the initial dose was 12.5 mg], as soon as possible MI. Two cases were withdrawed due to hypotension after therapy, and 3 cases were withdrawed due to severe cough after therapy. Twelve cases were randomly selected to be the control (conservative treatment). In the captopril group, 8 cases received percuttaneous transluminal coronary angioplasty (PTCA) later. In the control group, 12 cases received PTCA. Follow-up intravenous and/or intraventricular left cine-ventriculography, as well as radionuchlide ejection fraction were performed 6-12 months after the acute phase. The captopril group had a significant greater increase of ejection fraction by both the radionuclide (21±1.1 vs 5±0.6, P<0.05) and intravenous (24±0.9% vs 6±9.5, P<0.05) left ventriculography than the control group. There were no significant changes in the dyskinetic area, volume, and left ventricular circumference, between the 2 groups. The conclusion is that coptopril per os can improved the left ventricular function and prevent the remodeling and dilatation of It ventricle after acute myocardial infarction. |
本系統中英文摘要資訊取自各篇刊載內容。